Give a hint about what is the expected the data type of command line options.
[ffmpeg.git] / libavcodec / opt.c
index 5469b6bf85cc8c536d5fcd8ed684a83da345bea9..0bdef5c984aeabffa248e483e1215e855f3b6e68 100644 (file)
@@ -258,6 +258,35 @@ int av_opt_show(void *obj, void *av_log_obj){
             continue;
 
         av_log(av_log_obj, AV_LOG_INFO, "-%-17s ", opt->name);
+
+        switch( opt->type )
+        {
+            case FF_OPT_TYPE_FLAGS:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "<flags>" );
+                break;
+            case FF_OPT_TYPE_INT:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "<int>" );
+                break;
+            case FF_OPT_TYPE_INT64:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "<int64>" );
+                break;
+            case FF_OPT_TYPE_DOUBLE:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "<double>" );
+                break;
+            case FF_OPT_TYPE_FLOAT:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "<float>" );
+                break;
+            case FF_OPT_TYPE_STRING:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "<string>" );
+                break;
+            case FF_OPT_TYPE_RATIONAL:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "<rational>" );
+                break;
+            case FF_OPT_TYPE_CONST:
+            default:
+                av_log( av_log_obj, AV_LOG_INFO, "%-7s ", "" );
+                break;
+        }
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_ENCODING_PARAM) ? 'E' : '.');
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_DECODING_PARAM) ? 'D' : '.');
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_VIDEO_PARAM   ) ? 'V' : '.');